CN110344771A - New Anchor Cable anchor bit - Google Patents
New Anchor Cable anchor bit Download PDFInfo
- Publication number
- CN110344771A CN110344771A CN201910763823.2A CN201910763823A CN110344771A CN 110344771 A CN110344771 A CN 110344771A CN 201910763823 A CN201910763823 A CN 201910763823A CN 110344771 A CN110344771 A CN 110344771A
- Authority
- CN
- China
- Prior art keywords
- matrix
- drilling
- bit
- drilling rod
- interior
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005553 drilling Methods 0.000 claims abstract description 115
- 239000011159 matrix material Substances 0.000 claims abstract description 73
- 230000009191 jumping Effects 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000011435 rock Substances 0.000 claims description 8
- 229910003460 diamond Inorganic materials 0.000 claims description 7
- 239000010432 diamond Substances 0.000 claims description 7
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- 102000010637 Aquaporins Human genes 0.000 claims 1
- 108010063290 Aquaporins Proteins 0.000 claims 1
- 241001074085 Scophthalmus aquosus Species 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/003—Drill bits with cutting edges facing in opposite axial directions
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
- E21B10/43—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits characterised by the arrangement of teeth or other cutting elements
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to drilling fields, and in particular to New Anchor Cable anchor bit.Including outer drill bit, interior drill bit and driven jumping through rings, outer drill bit includes outer drilling rod and bit matrix, four connecting rods are provided between outer drilling rod and bit matrix, gear is rotatably connected in connecting rod, the inside of bit matrix is disposed with limiting slot from top to bottom, rotation slot and drilling area slot, interior drill bit includes interior drilling rod and drilling area matrix, drilling area matrix is fixedly connected in the end of interior drilling rod, interior drilling rod rotation connection is in outer drilling rod, drilling area matrix is rotatably connected in drilling area slot, the upper surface of drilling area matrix is provided with lower engaging tooth, driven jumping through rings includes jumping through rings matrix and stop collar, Rotational Cylindrical is fixedly connected between jumping through rings matrix and stop collar, Rotational Cylindrical is rotatably connected in rotation slot, stop collar is rotatably connected in limiting slot, the lower surface of stop collar is provided with engaging tooth, upper engaging tooth and lower engaging tooth are engaged with gear.Drill bit drilling is smooth, and drilling efficiency improves, and brings economic benefit.
Description
Technical field
The present invention relates to drilling fields, and in particular to New Anchor Cable anchor bit.
Background technique
Anchor pole is the most basic component part of roadway support in contemporary coal mine, and the country rock in tunnel is strapped in one by him
It rises, making country rock itself supporting itself anchor bit is exactly the boring means used within coal mines for fixing anchor bar.Railway tunnel
Road, coal mine tunnel be usually that supporting is carried out by anchor pole, therefore, efficiently, quickly, the stable anchor bit of performance rises emphatically
It acts on, the quality of drill bit is directly related to the efficiency and drilling cost of drilling.In order to improve working efficiency, guarantee drilling matter
Amount, the requirement to anchor bit are also higher and higher.
Such as the Chinese invention patent novel diamond anchor bit that Authorization Notice No. is CN202970490U, including screw thread
Bar, the bit body being connected with threaded rod, the threaded rod are provided with round water inlet, bit body Shang You left wing seat and right flank
Seat, left wing seat and right flank seat the radial symmetric distribution and contrary on bit body, between left wing's seat and right flank seat
Circular upper water-out mouth and two side water outlets are provided with, the water inlet is communicated with upper water-out mouth, side water outlet, the left wing
Diamond compact is respectively welded on seat and right flank seat, the diamond compact is arc surfaced, and the bit body is equipped with
Two radial symmetric distributions and contrary dump tank, the dump tank are oblique.
However in actual use it finds that, abrasion of the rock debris of drill hole inner wall to rock drill device bit matrix
It is extremely serious, while during chip removal can also impact be generated to bit matrix, it when drill bit exits drilling and has some setbacks, is easy to appear
Fitchering even drill bit breaks the phenomenon in drilling, influences subsequent drilling work, extends the duration, and then bring certain warp
Ji loss.
Summary of the invention
In view of the above-mentioned deficiencies, the present invention provides New Anchor Cable anchor bits.
The technical scheme adopted by the invention to solve the technical problem is that: New Anchor Cable anchor bit, including it is outer drill bit, interior
Drill bit and driven jumping through rings, the outer drill bit include outer drilling rod and bit matrix, the hollow setting of bit matrix, the outer drilling rod
Inside bit matrix, four connecting rods, the both ends point of the connecting rod are provided between the outer drilling rod and bit matrix
Be not fixedly connected with outer drilling rod and bit matrix, be rotatably connected to gear in the connecting rod, the inside of the bit matrix from
Top to bottm is disposed with limiting slot, rotation slot and drilling area slot, and the interior drill bit includes interior drilling rod and drilling area matrix, the drilling area
Matrix is fixedly connected in the end of interior drilling rod, and the interior drilling rod rotation connection is in outer drilling rod, the drilling area matrix rotation connection
In drilling area slot, the upper surface of the drilling area matrix is provided with lower engaging tooth, and the driven jumping through rings includes jumping through rings matrix and limit
Ring is fixedly connected with Rotational Cylindrical between the jumping through rings matrix and stop collar, the driven jumping through rings and outer drilling rod are socketed, the rotation
Column is rotatably connected in rotation slot, and the stop collar is rotatably connected in limiting slot, and the lower surface of the stop collar is provided with
Engaging tooth, the upper engaging tooth and lower engaging tooth are engaged with gear.
As optimization, the circumferential direction of the bit matrix is provided with several cutting wings being evenly distributed, each described
Several diamond compacts are provided on cutting wing.
As optimization, several equally distributed drilling teeth, two drilling teeth are provided on the downside of the drilling area matrix
Between be provided with anti-blocking sprayer.
As optimization, the center of the interior drilling rod is provided with water passage, and each anti-blocking sprayer is and water passage
It is connected.
As optimization, the circumferential direction of the jumping through rings matrix is provided with several reversed wings being evenly distributed.
As optimization, the bottom surface of the drilling area matrix offers several arc rhones, the design of arc rhone be for
It is preferably discharged the water that sprays from anti-blocking sprayer, and then forms small whirlpool, bit matrix is cleaned.
As optimization, it is provided with oil seal washer in the limiting slot, rotation slot and drilling area slot, makes junction leakproofness more
It is good.
As optimization, the revolving speed of the interior drilling rod is less than the revolving speed of outer drilling rod, can make the service life of driven jumping through rings more
Rock debris that is long, and then being preferably discharged in drilling.
As optimization, it is provided with lubricating oil between the interior drilling rod and outer drilling rod, keeps rotation more smooth.
The beneficial effects of the present invention are: New Anchor Cable anchor bit provided by the invention, conventional anchor drill bit is divided into interior
Drill bit, outer drill bit and driven jumping through rings three parts, interior drilling rod rotation drives the rotation of drilling area matrix, to rotate with moving gear, in turn
Rotate backward jumping through rings matrix, outer drilling rod rotation drives bit matrix and internal structure unitary rotation, alleviates drill hole inner wall
Abrasion of the rock debris to bit matrix keeps drill bit also more smooth when exiting drilling, is not easy to be stuck, avoid drill bit and break
In drilling, and it is able to ascend drilling efficiency, accelerates drilling process, bring certain economic benefit.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 faces schematic cross-sectional view for of the invention；
Fig. 3 is outer drill bit schematic diagram of the invention；
Fig. 4 is that outer drill bit of the invention overlooks schematic cross-sectional view；
Fig. 5 is driven jumping through rings schematic diagram of the invention；
Fig. 6 is interior drill bit schematic diagram of the invention.
Wherein, 1, outer drill bit, 2, driven jumping through rings, 3, interior drill bit, 101, outer drilling rod, 102, bit matrix, 103, bite
The wing, 104, diamond compact, 105, connecting rod, 106, gear, 107, limiting slot, 108, rotation slot, 109, drilling area slot, 201,
Jumping through rings matrix, 202, Rotational Cylindrical, 203, stop collar, 204, reversed wing, 205, upper engaging tooth, 301, drilling area matrix, 302, interior
Drilling rod, 303, water passage, 304, lower engaging tooth, 305, anti-blocking sprayer, 306, drilling tooth, 307, arc rhone.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
The New Anchor Cable anchor bit as shown in Fig. 1-6, including outer drill bit 1, interior drill bit 3 and driven jumping through rings 2, it is described outer
Drill bit 1 includes outer drilling rod 4 and bit matrix 102, the hollow setting of the bit matrix 102, and the outer drilling rod 4 is located at bit matrix
Inside 102, four connecting rods 105, the both ends point of the connecting rod 105 are provided between the outer drilling rod 4 and bit matrix 102
It is not fixedly connected with outer drilling rod 4 and bit matrix 102, gear 106, the drill bit base is rotatably connected in the connecting rod 105
The inside of body 102 is disposed with limiting slot 107, rotation slot 108 and drilling area slot 109 from top to bottom, and the interior drill bit 3 includes interior
Drilling rod 302 and drilling area matrix 301, the drilling area matrix 301 are fixedly connected in the end of interior drilling rod 302,302 turns of the interior drilling rod
Dynamic to be connected in outer drilling rod 4, the drilling area matrix 301 is rotatably connected in drilling area slot 109, the upper table of the drilling area matrix 301
Face is provided with lower engaging tooth 304, and the driven jumping through rings 2 includes jumping through rings matrix 201 and stop collar 203, the jumping through rings matrix 201 with
Rotational Cylindrical 202 is fixedly connected between stop collar 203, the driven jumping through rings 2 is socketed with outer drilling rod 4, and the Rotational Cylindrical 202 rotates
It is connected in rotation slot 108, the stop collar 203 is rotatably connected in limiting slot 107, and the lower surface of the stop collar 203 is set
It is equipped with engaging tooth 205, the upper engaging tooth 205 and lower engaging tooth 304 are engaged with gear 106.
In the present embodiment, the circumferential direction of the bit matrix 102 is provided with several cutting wings being evenly distributed
103, several diamond compacts 104 are provided on each cutting wing 103.
In the present embodiment, the downside of the drilling area matrix 301 is provided with several equally distributed drilling teeth 306, and two
Anti-blocking sprayer 305 is provided between the drilling tooth 306.
In the present embodiment, the center of the interior drilling rod 302 is provided with water passage 303, each anti-blocking sprayer 305
It is connected with water passage 303.
In the present embodiment, the circumferential direction of the jumping through rings matrix 201 is provided with several reversed wings being evenly distributed
204。
In the present embodiment, the bottom surface of the drilling area matrix 301 offers several arc rhones 307, arc rhone
307 design is in order to preferably make the water sprayed from anti-blocking sprayer 305 discharge, and then the small whirlpool of formation, to bit matrix
102 are cleaned.
In the present embodiment, it is provided with oil seal washer in the limiting slot 107, rotation slot 108 and drilling area slot 109, makes to connect
Connect place's better tightness.
In the present embodiment, the revolving speed of the interior drilling rod 302 is less than the revolving speed of outer drilling rod 4, can make making for driven jumping through rings 2
With longer life expectancy, and then the rock debris that can be preferably discharged in drilling.
In the present embodiment, it is provided with lubricating oil between the interior drilling rod 302 and outer drilling rod 4, keeps rotation more smooth.
Working principle: New Anchor Cable anchor bit provided by the invention, the interior rotation of drilling rod 302 drive 301 turns of drilling area matrix
It is dynamic, due to being provided with lower engaging tooth 304 on drilling area matrix 301, to be rotated with moving gear 106, due to being arranged on alligatoring ring matrix
There is upper engaging tooth 205, and then rotate backward jumping through rings matrix 201, the outer rotation of drilling rod 4 drives bit matrix 102 and internal structure
Unitary rotation, the interior water filling of water passage 303, water is sprayed from anti-blocking sprayer 305, under the action of arc rhone 307, forms shape
At small whirlpool, bit matrix 102 can be cleaned.
Above-mentioned specific embodiment is only specific case of the invention, and scope of patent protection of the invention includes but is not limited to
The product form and style of above-mentioned specific embodiment, any claims of the present invention and any technical field of meeting
The appropriate changes or modifications that those of ordinary skill does it, all shall fall within the protection scope of the present invention.
Claims (9)
1. New Anchor Cable anchor bit, it is characterised in that: including outer drill bit, interior drill bit and driven jumping through rings, the outer drill bit includes
Outer drilling rod and bit matrix, the hollow setting of bit matrix, the outer drilling rod are located inside bit matrix, the outer drilling rod with
Four connecting rods are provided between bit matrix, the both ends of the connecting rod are fixedly connected with outer drilling rod and bit matrix respectively,
Gear is rotatably connected in the connecting rod, the inside of the bit matrix is disposed with limiting slot, rotation slot from top to bottom
With drilling area slot, the interior drill bit includes interior drilling rod and drilling area matrix, and the drilling area matrix is fixedly connected in the end of interior drilling rod, institute
Interior drilling rod rotation connection is stated in outer drilling rod, the drilling area matrix is rotatably connected in drilling area slot, the upper table of the drilling area matrix
Face is provided with lower engaging tooth, and the driven jumping through rings includes jumping through rings matrix and stop collar, consolidates between the jumping through rings matrix and stop collar
Surely it is connected with Rotational Cylindrical, the driven jumping through rings and outer drilling rod are socketed, and the Rotational Cylindrical is rotatably connected in rotation slot, the limit
Ring is rotatably connected in limiting slot, and the lower surface of the stop collar is provided with engaging tooth, the upper engaging tooth and lower engaging tooth
Engaged with gear.
2. New Anchor Cable anchor bit according to claim 1, it is characterised in that: the circumferential direction of the bit matrix is set
Several cutting wings being evenly distributed are equipped with, are provided with several diamond compacts on each cutting wing.
3. New Anchor Cable anchor bit according to claim 2, it is characterised in that: be provided on the downside of the drilling area matrix
Several equally distributed drilling teeth are provided with anti-blocking sprayer between two drilling teeth.
4. New Anchor Cable anchor bit according to claim 3, it is characterised in that: the center of the interior drilling rod was provided with
Aquaporin, each anti-blocking sprayer are connected with water passage.
5. New Anchor Cable anchor bit according to claim 4, it is characterised in that: the circumferential direction of the jumping through rings matrix is set
It is equipped with several reversed wings being evenly distributed.
6. New Anchor Cable anchor bit according to claim 5, it is characterised in that: the bottom surface of the drilling area matrix offers
Several arc rhones.
7. New Anchor Cable anchor bit according to claim 6, it is characterised in that: the limiting slot, rotation slot and drilling area
Oil seal washer is provided in slot.
8. New Anchor Cable anchor bit according to claim 7, it is characterised in that: the revolving speed of the interior drilling rod is less than outer brill
The revolving speed of bar, capable of making driven jumping through rings, the service life is longer, and then the rock debris that can be preferably discharged in drilling.
9. New Anchor Cable anchor bit according to claim 8, it is characterised in that: set between the interior drilling rod and outer drilling rod
It is equipped with lubricating oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910763823.2A CN110344771A (en) | 2019-08-19 | 2019-08-19 | New Anchor Cable anchor bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910763823.2A CN110344771A (en) | 2019-08-19 | 2019-08-19 | New Anchor Cable anchor bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110344771A true CN110344771A (en) | 2019-10-18 |
Family
ID=68180760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910763823.2A Pending CN110344771A (en) | 2019-08-19 | 2019-08-19 | New Anchor Cable anchor bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110344771A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5904213A (en) * | 1995-10-10 | 1999-05-18 | Camco International (Uk) Limited | Rotary drill bits |
| US20090308663A1 (en) * | 2008-04-04 | 2009-12-17 | Patel Suresh G | Rotary drill bits and drilling tools having protective structures on longitudinally trailing surfaces |
| US20110174548A1 (en) * | 2010-01-18 | 2011-07-21 | Baker Hughes Incorporated | Downhole tools having features for reducing balling, methods of forming such tools, and methods of repairing such tools |
| CN104314473A (en) * | 2014-08-27 | 2015-01-28 | 西南石油大学 | PDC (polycrystalline diamond compact) bit tool capable of doing eccentric swing rotation |
| CN105822228A (en) * | 2016-03-25 | 2016-08-03 | 柳超 | Double-speed variable-torque drill bit for drilling deep well |
| CN106837175A (en) * | 2016-04-22 | 2017-06-13 | 泉州臻美智能科技有限公司 | A kind of directed drilling executing agency for being based on three fast drill bits |
| CN108661049A (en) * | 2017-03-28 | 2018-10-16 | 周兆弟 | High-efficiency stirring drill bit |
| CN210598833U (en) * | 2019-08-19 | 2020-05-22 | 山东源运通矿山装备科技有限公司 | Novel anchor cable and anchor rod drill bit |
-
2019
- 2019-08-19 CN CN201910763823.2A patent/CN110344771A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5904213A (en) * | 1995-10-10 | 1999-05-18 | Camco International (Uk) Limited | Rotary drill bits |
| US20090308663A1 (en) * | 2008-04-04 | 2009-12-17 | Patel Suresh G | Rotary drill bits and drilling tools having protective structures on longitudinally trailing surfaces |
| US20110174548A1 (en) * | 2010-01-18 | 2011-07-21 | Baker Hughes Incorporated | Downhole tools having features for reducing balling, methods of forming such tools, and methods of repairing such tools |
| CN104314473A (en) * | 2014-08-27 | 2015-01-28 | 西南石油大学 | PDC (polycrystalline diamond compact) bit tool capable of doing eccentric swing rotation |
| CN105822228A (en) * | 2016-03-25 | 2016-08-03 | 柳超 | Double-speed variable-torque drill bit for drilling deep well |
| CN106837175A (en) * | 2016-04-22 | 2017-06-13 | 泉州臻美智能科技有限公司 | A kind of directed drilling executing agency for being based on three fast drill bits |
| CN108661049A (en) * | 2017-03-28 | 2018-10-16 | 周兆弟 | High-efficiency stirring drill bit |
| CN210598833U (en) * | 2019-08-19 | 2020-05-22 | 山东源运通矿山装备科技有限公司 | Novel anchor cable and anchor rod drill bit |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
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| TA01 | Transfer of patent application right |
Effective date of registration: 20211118 Address after: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Applicant after: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. Address before: No.1860, middle section of xiwaihuan Road, Zoucheng City, Jining City, Shandong Province Applicant before: SHANDONG YUANYUNTONG MINING EQUIPMENT SCIENCE AND TECHNOLOGY Co.,Ltd. |
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| TA01 | Transfer of patent application right |